Computer software for semantic processing of digital information content, XML content processing, XPATH processing, anti-virus processing, intrusion detection process, Layer 4-7 content processing, semantic processing, URI normalization, data decoding, data parsing processing and data pattern matching processing; gate-level processing flows, application programming interfaces, drivers, firmware and programmable and silicon implementations of gate-level logic, namely computer software and applications that recognize, parse and semantic process messages, network data traffic, and streaming data; computer firmware for the development, modeling, simulation compiling, debugging, verification, construction, integration or interfacing of applications for semantic processing of digital information content, XML content processing, XPATH processing, anti-virus processing, intrusion detection process, Layer 4-7 content processing, semantic processing, URI normalization, data decoding, data parsing processing and data pattern matching processing; and software for the development, testing, programming, and production of all the foregoing